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1、 1 戴尔戴尔 dell 5420-7420 拆机示意图拆机示意图 由于 dell 5420 和 7420 的构造设计是一样的，只是配置不同。其中最直接的差别就是显卡，一个是 GT 630 一 个是 GT 640 Product Overview Features Inspiron 7420/14R Inspiron N4110 Processor type Intel Core i3 Intel Core i5 Intel Core i7 (Sandy Bridge and Ivy Bridge Processors) Click here to learn more Intel Core
2、i3 Intel Core i5 Intel Core i7 (Sandy Bridge and Ivy Bridge Processors) Click here to learn more System Chipset Intel HM77 Chipset Click here to learn more Intel HM77 Chipset Click here to learn more Memory 1333MHz DDR3 - Sandy Bridge Processors 1600MHz DDR3 - Ivy Bridge Processors Click here to lea
3、rn more 1333MHz DDR3 - Sandy Bridge Processors 1600MHz DDR3 - Ivy Bridge Processors Click here to learn more Memory min/max 2 GB / 8 GB LCD types 14.0“ HD WLED TrueLife (1366 X 768) 14.0“ HD+ WLED TrueLife (optional) (1600 X 900) Click here to learn more 14.0“ HD WLED TrueLife (1366 X 768) 14.0“ HD+
4、 WLED TrueLife (optional) (1600 X 900) Click here to learn more Graphics Integrated 2 Intel HD Graphics 3000 (Sandy Bridge Processors) Intel HD Graphics 4000 (IvyBridge Processors) Discrete nVidia GeForce GT 640M Click here to learn more Integrated Intel HD Graphics 3000 (Sandy Bridge Processors) In
5、tel HD Graphics 4000 (IvyBridge Processors) Discrete nVidia GeForce GT 630M Click here to learn more Audio Conexant CX20672-217 Audio controller Click here to learn more Conexant CX20672-217 Audio controller Click here to learn more Hard drive interface SATA HDD 2.5“ mSATA SSD Click here to learn mo
6、re SATA HDD 2.5“ mSATA SSD Click here to learn more Media bay options 12.7 mm SATA tray load DVD+/-RW, BD Combo and BD-RE 12.7 mm SATA tray load DVD+/-RW, BD Combo and BD-RE Wireless options 1703 WiFi + Bluetooth 4.0 Half Mini Card 1704 WiFi + Bluetooth 4.0 Half Mini Card WLAN 1901 WiFi + Bluetooth
7、4.0 Half Mini Card Intel 2230 WiFi + Bluetooth 4.0 Half Mini Card Click here to learn more 1703 WiFi + Bluetooth 4.0 Half Mini Card 1704 WiFi + Bluetooth 4.0 Half Mini Card WLAN 1901 WiFi + Bluetooth 4.0 Half Mini Card Intel 2230 WiFi + Bluetooth 4.0 Half Mini Camera 720p HD (1280x720) + Digital Mic
8、rophone Click here to learn more 720p HD (1280x720) + Digital Microphone NIC (LOM) 10/100/1000 NIC (without LED) Click here to learn more 10/100/1000 NIC (without LED) Click here to learn more I/O card slots 8-in-1 Media Car Click here to learn d Reader more Connectors 1x VGA 3 1x HDMI 3x USB 3.0 1x
9、 USB 3.0 with Power Share NIC (without LED) 1x Microphone/stereo in 1x headphone/speaker out 8-in-1 Media Card Reader 1x VGA 1x HDMI 3x USB 3.0 1x USB 3.0 with Power Share NIC (without LED) 1x Microphone/stereo in 1x headphone/speaker out 8-in-1 Media Card Reader Operating system Microsoft Wind ows
10、7 AC adapter 65W / 90W Click here to learn more Battery 6-Cell 2.2AHr/48Whr battery pack Click here to learn more 6-Cell 2.2AHr/48Whr battery pack Click here to learn more Weight configurable to less than 2.40 kg / 5.30 lb configurable to less than 2.40 kg / 5.30 lb 前面/正面 4 Features on the front sid
11、e of the chassis of the Inspiron 7420/14R laptop are as follows: Chassis Front View Features and Locations 1. Power Indicator. 电源指示灯 2. Hard Drive activity light. 硬盘读写指示灯 3. Battery status light - Indicates the Battery Status. 电池充电指示灯 4. Wireless status light - Indicates if the Wireless is turned on
12、/off. 无线指示灯 5. 8-in-1 Media Card Reader - Provides a fast and convenient way to view and share digital photos, music, and videos stored on a media c For more information, see the section on Media Card Reader. 读卡器 Chassis Front View Features and Locations 1. Built in Microphone - Used to capture audi
13、o sounds. 麦克风接口 2. Built in Camera - Used to capture moving images and snapshots. 摄像头 5 Front LCD Area 前面 屏幕区域 3. LCD. 6 Features on the front side (LCD Area) of the chassis of the Inspiron 7420/14R laptop are as follows: Front Keyboard and Palmrest Area Features on the front side (Keyboard and Palm
14、rest area) of the chassis of the Inspiron 7420/14R laptop are as follows: Chassis Front View Features and Locations 1. Power button - Used to power on the laptop. 开关 7 2. Keyboard. 键盘 3. Touchpad. 触摸板 4. Left Touchpad button. 5. Right Touchpad button. 6. Dell Audio With Preset Switch button. 7. Dell
15、 Instant Launch button. 8. Windows Mobility Center button. 8 Chassis left view features and locations 1. Power adapter connector 2. VGA connector - Used to connect an external display. 3. Exhaust Grill. 4. HDMI connector - Connector port for devices supporting audio/video signals in HDMI format. 5. USB 3.0 connector with PowerShare - Used to connect powered USB devices such as printer. 6. USB 3.0 connector - Used to connect USB devices, such as flash memory,
